Wed Thu Fri Sat
11°C / 13°C 8°C / 14°C 10°C / 12°C 8°C / 13°C

National Summary


Hazy sunshine for a time this morning for many, but becoming cloudy. Rain, in the south this morning, will become widespread this afternoon with hill and coastal fog also. Afternoon temperatures 12 to 15 degrees, in freshening southeasterly breezes.


Widespread mist, fog and drizzle tonight will give way to a spell of heavy and possibly thundery rain. The rain is expected to arrive on the west coast before midnight and slowly cross the country, arriving in the east on Thursday morning. Lowest temperatures 8 to 11 degrees. Winds will be moderate to fresh southerly.


Widespread rain for Thursday, heavy and thundery, with local flooding. Hill and coastal fog remains a problem with low cloud and mist. Temperatures 12 to 14 degrees. Moderate to fresh southeasterly winds will become fresh to strong and gusty northwesterly, later in the day.


OUTLOOK: Very unsettled and changeable. Active weather systems will feed in spells of very wet and very windy weather, from the Atlantic, from time to time. But there will be some short drier interludes also. Rainfall will be above normal and some spot flooding is likely. Thursday night: The heavy rain and stiff northwest winds will clear away to the east. Skies will clear and it will turn cold with lows of 3 to 7 C. Some grass frost and patches of mist are likely in places before dawn.FRIDAY: A mostly dry, calm, start to the day. Sunny spells will soon clear remaining mist and grass frost. But wet and windy weather is set to move up from the southwest, through the afternoon and evening. Top temperatures ranging 12 to 14 C., but feeling cooler in the rain and strengthening southeasterly winds. Extremely wet and windy overnight, with a risk of some local flooding. Strong to gale force southeast winds also.Saturday: Extremely wet and windy for much of the day, with strong to gale force and gusty northwesterly winds. But the rain should give way to more showery weather in the evening and the winds should begin to moderate. But some further spot flooding is likely. Highs of 12 to 14 C. Cool and breezy overnight, with fresh west to northwest winds. Some clear spells, but a few showers also. Lowest temperatures 7 to 10 C.Sunday: Largely dry and bright, with sunny spells for a time. But more wet and windy weather is set to move in off the Atlantic later in the day and overnight.

Weather Charts


Midday Today Isobars

Midday Today Rainfall

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Midday Tomorrow Isobars

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Coastal Reports

Malin Head Automatic

South, 7 Knots, Fair, 18 Miles, 1012, Falling slowly

Dublin Airport

North, 1 Knot, Fair, 16 Miles, 1013, Falling slowly

Buoy M5 51° 41'N 6° 42'W

Report not available

Roches Point Automatic

East, 7 Knots, Cloudy, 12 Miles, 1010, Falling

Sherkin Island Automatic

Report not available

Valentia Automatic

East, 9 Knots, Cloudy, 21 Miles, 1009, Falling

Mace Head Automatic

East, 11 Knots, Fair, 26 Miles, 1010, Falling

Belmullet Automatic

Northeast, 2 Knots, Fair, 16 Miles, 1011, Falling slowly

Buoy M2 53° 29'N, 5° 26'W

Wind Direction Not available, Wind Speed Not available Knots, Wave height not available, Pressure not available, Pressure tendency not available

Buoy M3 51° 13'N, 10° 33'W

East, 18 Knots, Wave ht: 1.7 m, Pressure not available, Pressure tendency not available

Buoy M4 55° 0'N 10° 0'W

Southeast, 7 Knots, Wave height not available, 1011, Falling

Buoy M6 53° 4'N 15° 56'W

South-Southeast, 25 Knots, Gust 35 Knots, Wave ht: 4.2 m, 1002, Falling

Sea Area Forecast

Sea Area Forecast untill 0500 Saturday 16 September 2017 Issued at 0500 Friday 15 September 2017

Meteorological Situation at 0300: A moderately unstable northwest airflow covers Ireland. A ridge of high pressure slowly builds from the west.

Forecast for Irish coastal waters from Erris Head to Fair Head to Carnsore Point and the Irish Sea

Wind: Northwest to north force 5 to 6, veering north tonight

Weather: Scattered showers - more frequent in the east Irish Sea.

Visibility: Moderate to good.

Forecast for Irish coastal waters from Carnsore Point to Valentia to Erris Head

Wind: Northwest force 4 to 5, gradually veering north.

Weather: Isolated showers in the west. Mainly fair.

Visibility: Good.

Outlook for a further 24 hours until 0500 Sunday 17 September 2017: Moderate north to northeast winds. Showers becoming widespread from the north - some prolonged on east coasts and on the Irish Sea.

Weather Warnings

National Warning

Heavy rain is expected with accumulations between 30 and 50 mm possible.

Small Craft Warning

Southeast to south winds will occasionally reach force 6 this evening and early tonight, on Irish coasts from Valentia to Rossan Point to Carlingford Lough, extending to all coasts overnight.